1// Copyright JS Foundation and other contributors, http://js.foundation 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15var Base = function() {}.bind(); 16Object.defineProperty(Base, 'prototype', { 17 get: function() { 18 return Int8Array + Function 19 } 20}); 21 22try { 23 class C extends Base {} 24 assert (false); 25} catch (e) { 26 assert (e instanceof TypeError); 27} 28